chore: add --bin to migrate-test-e2e.js (#1134)

## PR Checklist

- [x] Addresses an existing open issue: fixes #1133
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/create-typescript-app/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/create-typescript-app/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

Adds the corresponding `--bin` to migration.

Author: JoshuaKGoldberg

script/migrate-test-e2e.js

@@ -11,7 +11,7 @@ const title = "Create TypeScript App";
 
 await $({
 	stdio: "inherit",
-})`c8 -o ./coverage -r html -r lcov --src src node ./bin/index.js --base everything --mode migrate --description ${description} --email-github ${emailGithub} --email-npm ${emailNpm} --owner ${owner} --title ${title} --repository ${repository} --skip-all-contributors-api --skip-github-api --skip-install`;
+})`c8 -o ./coverage -r html -r lcov --src src node ./bin/index.js --base everything --mode migrate --bin ./bin/index.js --description ${description} --email-github ${emailGithub} --email-npm ${emailNpm} --owner ${owner} --title ${title} --repository ${repository} --skip-all-contributors-api --skip-github-api --skip-install`;
 
 const { stdout: gitStatus } = await $`git status`;
 console.log(`Stdout from running \`git status\`:\n${gitStatus}`);